4243227813 has 48 divisors (see below), whose sum is σ = 6783004800. Its totient is φ = 2534653440.

The previous prime is 4243227797. The next prime is 4243227869. The reversal of 4243227813 is 3187223424.

It is a happy number.

4243227813 is a `hidden beast` number, since 424 + 3 + 227 + 8 + 1 + 3 = 666.

4243227813 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4243227813 - 2⁴ = 4243227797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4243227113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3867481 + ... + 3868577.

It is an arithmetic number, because the mean of its divisors is an integer number (141312600).

Almost surely, 2^4243227813 is an apocalyptic number.

It is an amenable number.

4243227813 is a deficient number, since it is larger than the sum of its proper divisors (2539776987).

4243227813 is a wasteful number, since it uses less digits than its factorization.

4243227813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1642 (or 1639 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 4243227813 is about 65140.0630411117. The cubic root of 4243227813 is about 1618.9450802336.

The spelling of 4243227813 in words is "four billion, two hundred forty-three million, two hundred twenty-seven thousand, eight hundred thirteen".